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</o:shapelayout></xml><![endif]--></head><body lang=EN-AU link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi all,<o:p></o:p></p><p class=MsoNormal>I have a situation where I’m trying to use sTunnel as the client to connect to a service on a secure URL, but the hiccup is that the secure URL is load balanced.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>If a do an nslookup on the URL, the response comes back as it being an alias.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-GB style='font-family:"Courier New"'>Non-authoritative answer:</span><span lang=EN-GB><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-family:"Courier New"'>Name: eu1571393051174.ssl.ondemand.com</span><span lang=EN-GB><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-family:"Courier New"'>Address: 155.56.210.164</span><span lang=EN-GB><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-family:"Courier New"'>Aliases: l4884-iflmap.hcisbp.eu1.hana.ondemand.com</span><span lang=EN-GB><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Looking at the sTunnel log, it resolves to the IP of the server. But the IP itself does not host the service so I’m getting http:503 errors.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:44 LOG7[18796]: Service [ssl-OSRdev] (FD=564) bound to 0.0.0.0:8085<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:55 LOG7[18796]: Service [ssl-OSRdev] accepted (FD=572) from 192.168.0.22:61093<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:55 LOG7[18796]: Creating a new thread<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:55 LOG7[18796]: New thread created<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:55 LOG7[30864]: Service [ssl-OSRdev] started<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:55 LOG5[30864]: Service [ssl-OSRdev] accepted connection from 192.168.0.22:61093<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:55 LOG6[30864]: s_connect: connecting </span><b><span style='font-size:10.0pt;font-family:"Courier New"'>155.56.210.164:443</span></b><span style='font-size:9.0pt;font-family:"Courier New"'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:55 LOG7[30864]: s_connect: s_poll_wait 155.56.210.164:443: waiting 10 seconds<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG5[30864]: s_connect: connected 155.56.210.164:443<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG5[30864]: Service [ssl-OSRdev] connected remote server from 192.168.0.32:30269<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: Remote socket (FD=588) initialized<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SNI: sending servername: </span><b><span style='font-family:"Courier New"'>l4884-iflmap.hcisbp.eu1.hana.ondemand.com</span></b><span style='font-size:9.0pt;font-family:"Courier New"'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): before/connect initialization<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv2/v3 write client hello A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 read server hello A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 read server certificate A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 read server key exchange A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 read server certificate request A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 read server done A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 write client certificate A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 write client key exchange A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 write certificate verify A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 write change cipher spec A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 write finished A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:56 LOG7[30864]: SSL state (connect): SSLv3 flush data<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: SSL state (connect): SSLv3 read finished A<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 1 items in the session cache<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 1 client connects (SSL_connect())<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 1 client connects that finished<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 0 client renegotiations requested<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 0 server connects (SSL_accept())<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 0 server connects that finished<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 0 server renegotiations requested<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 0 session cache hits<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 0 external session cache hits<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 0 session cache misses<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: 0 session cache timeouts<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG7[30864]: Peer certificate was cached (3826 bytes)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG6[30864]: SSL connected: new session negotiated<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG6[30864]: Negotiated TLSv1/SSLv3 ciphersuite: ECDHE-RSA-AES128-GCM-SHA256 (128-bit encryption)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:57 LOG6[30864]: Compression: null, expansion: null<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG6[30864]: SSL socket closed (SSL_read)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG7[30864]: Sent socket write shutdown<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG5[30864]: Connection closed: 1730 byte(s) sent to SSL, 274 byte(s) sent to socket<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG7[30864]: Remote socket (FD=588) closed<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG7[30864]: Local socket (FD=572) closed<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG7[30864]: Service [ssl-OSRdev] finished (0 left)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG7[30864]: str_stats: 3 block(s), 4294962489 data byte(s), 150 control byte(s)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG7[30864]: str_stats: 20 byte(s) at ..\src\network.c:413<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG7[30864]: str_stats: 20 byte(s) at ..\src\network.c:412<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New"'>2018.03.16 14:44:58 LOG7[30864]: str_stats: 20 byte(s) at ..\src\network.c:411<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'>I have tested the service using SoapUI and it works.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'>Is it possible to have sTunnel follow the URL redirection?<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-AU'>Regards,<span style='color:#1F497D'> </span>Tony<span style='color:#1F497D'> <o:p></o:p></span></span></p></div></body></html>